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Re: SSE support in the mainline gcc
- To: Jan Hubicka <jh at suse dot cz>
- Subject: Re: SSE support in the mainline gcc
- From: "Janis Johnson" <janis at us dot ibm dot com>
- Date: Thu, 15 Feb 2001 13:30:31 -0800
- Cc: gcc at gcc dot gnu dot org
What benchmarks are these? Are they generally available?
Jan Hubicka wrote:
> I've also run few bencharks on P4. In simple internal loops, the code
> seems to rock:
>
> (comparison -msse2 to -mno-sse2 in long double, double and float
arithmetics)
>
> Floating point tests
> Mandelbrot set calculation loop (tests/mset.c)
> 100% 133% 129%
> Floating point and constants mix (tests/fpconmix.c)
> 96% 133% 120%
> Floating point and integer mix (tests/fpintmix.c)
> 100% 198% 223%
> Unrolled mandelbrot set calculation loop (tests/umset.c)
> 101% 118% 120%
> Quicksort (tests/qsort.c)
> 91% 122% 122%
Janis Johnson
IBM Linux Technology Center
(503) 578-5458
janis@us.ibm.com